Vacuum cleaner



FIG. 1 is a front, top and right side perspective view of a vacuum cleaner showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front, top and right side perspective view of a second embodiment thereof;

FIG. 9 is a top plan view of FIG. 8; the undisclosed bottom view being the same as FIG. 7;

FIG. 10 is a front elevational view of FIG. 8; the undisclosed rear view being the same as FIG. 6;

FIG. 11 is a right side elevational view of FIG. 8; and,

FIG. 12 is a left side elevational view of FIG. 8. 

The ornamental design for vacuum cleaner, as shown and described. 